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Data.

This dataset was collected by Citizen Scientists at an official 'Survey Area' as part of the Litter Intelligence long-term litter monitoring programme. The data are freely and openly accessible to anyone. Download the raw data, share this survey, and learn more about the data collection methodology through the links at the bottom of the page.

Litter Survey

beach-icon Beach.

Wellington Harbour - Petone Beach, Water Ski Club

28 October 2025

Sustainable Coastlines

Kate McNaught

Overview

C

4

4.0

4.5

100m x 10m

Mixed Substrate

Items per 1,000m2

1709

Products

1709

9926

Type Count Weight (g)
Plastic 1360 2557
Resin pellets A N/A
Plastic utensils 40 37
Strapping bands & tape 48 70
Drink package rings 1 1
Food wrappers 227 156
Plastic bags 13 71
Toys, sport, & recreation (Plastic) 57 136
Pens & Stationery 19 108
Plastic vehicle parts 14 322
Safety & construction related 27 178
Unidentifiable hard plastic fragments 360 660
Unidentifiable soft plastic fragments 204 192
Bottle caps & lids 60 121
Bottle seals & tabs 16 5
Clothes pegs 20 48
Gardening & farming related 26 42
Hangers & retail packaging 16 12
Lollipop sticks 7 3
Food containers 63 112
Cosmetics and medical packaging 1 1
Shotgun wadding & shells 1 3
Fishing line 2 7
Rope 8 82
Bottle neck rings 10 5
Cigarette lighters 4 3
Straws 19 18
Other Plastic 3 14
Cable ties & zip ties 86 86
Vapes 8 64
Foamed Plastic 112 26
Polystyrene insulation or packaging 5 2
Unidentifiable foamed plastic fragments 76 13
Foam glazier spacers 2 1
Polystyrene cups or food packs 18 4
Other Foamed Plastic 5 4
Ear plugs 6 2
Glass & Ceramic 78 4218
Glass or ceramic fragments 13 89
Construction material 64 3920
Bottles & jars 1 209
Paper & Cardboard 38 28
Cups, food trays & wrappers 3 2
Unidentifiable paper and cardboard fragments 35 26
Rubber 32 1235
Toys, Sports & Recreation (Rubber) 12 106
Rubber footwear 1 18
Unidentifiable rubber fragments 2 998
Other Rubber (specify) 15 112
Rubber bands 2 1
Other 32 167
Other 4 18
Sanitary items 5 N/A
Cotton buds 1 1
Personal care items 22 148
Fabric & Textiles 27 1493
Clothing, towels and linen 3 180
Other cloth 9 811
Unidentifiable cloth fragments 15 502
Metal 26 146
Aluminium drink cans 11 54
Construction material 2 12
Foil wrappers 13 80
Wood 4 56
Processed timber & pallet crates 1 36
Other Wood (specify) 3 20

Materials

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  • If you would like to learn how this data was collected. Our Methodology

Previous survey in this area

Wellington Harbour - Petone Beach, Water Ski Club Sustainable Coastlines
18 Oct, 2025
Items per 1,000m2
559
99%

Next survey in this area

Wellington Harbour - Petone Beach, Water Ski Club Sustainable Coastlines
21 Dec, 2025
Items per 1,000m2
583
97%